Since our flange production begun in 1974, weve held various quality certificates based on our excellent technology. The socket welding flange is similar to a slipon flange except it has a bore and a counterbore dimension. Main product information flanges inspection cretificate this inspection certificate is available to make reference only it issued since the 1st of january 2008. Api flanges flanges and studded blocks are designed and manufactured in accordance with the following specifications. We manufacture a comprehensive range of flanges and flanged components such as nipples, elbows, tees, and crosses in all standard vacuum flange systems. Kofco socket welding flanges tyval industrial supply. Learn different types of pipe flanges used in piping. Metric flanges to din and jis standards see page 98. Our flange department has been acknowledged for our technology and quality products from clients all over the world and in particular, weve acquired internationally certified quality guarantees from numerous associations of authority including shell international petroleum, exxon, uscg, lloyds register of shipping and aramco while we manufacture various kinds of flanges. So this tool was designed for free download documents from the internet. Dl flange has prided itself in providing the highest quality standard flanges since it was created in the mid1970s. Standard marking system for valves, fittings, flanges, and unions.
Jis flanges 2 kgcm2 blind slipon pipe inch mm pipe d do t c holes. Mss sp44 is the only source for the nps 22 flange dimensions above. Stainless steel flanges from china final united states. Flanges are used, alternatively to welded connections, to. Isokf flanges and fittings isok flanges and fittings cf flanges and fittings for each standard, alcatel offers the normalized nominal diameters. All books are in clear copy here, and all files are secure so dont worry about it. Kofco catalouge flange pipe fluid conveyance iso 9000. Upon the manufacturing process, flanges are divided to steel plate flange and forged flange. The picture below is just a few of the flags and is just used for show. In addition, we supply copper gaskets, oring gaskets, nutbolt hardware, tube fittings, and vacuum couplings.
The type of flange to be used for a piping application depends, mainly, on the required strength for the flanged joint. Nominal size 25mm 1 in bs 4504 diameter of flange bolt circle number number of bolts diameter of bolts diameter of holes diameter of raised face height of raised face. Especially, our forging production line possesses 12,500ton, 6,300ton, 4,000ton, 2,500ton forging press, 6ton, 3ton, 1. Maass has become the most diversified stainless and alloy flange. Guidelines for pressure boundary bolted flange joint assembly asme pcc12010. Maass flange corporation is a fully integrated, forging and machining manufacturer of domestic and import stainless and alloy flanges with operations located in houston, texas and acuna, mexico. The companys products include forged steel flanges, storage tanks, cranes, and front. Simply turn to the pressure class required and find the dimensional standard of your choice. The bolting requirements for ductile iron flanges should be the same as for carbon and low alloy steel flanges as listed in 2.
Scribd is the worlds largest social reading and publishing site. Sizes nps 12 through 312 are same as class 600 flanges. Blind socket weld lap joint bored slightly larger than the od of the pipe, the radius on the bottom matches the radius on the stub end. Our flanges are manufactured in accordance with astm, ansi, api, mss, din and other engineering standards. Iso flanges conform to the vacuum flange standards issued by the international standards organization iso. Blind flanges are also used as a manhole cover in the vessel. Additional decisions involve facing and surface finishes, and the appropriate. Customary units, with diameter of bolts and flange bolt holes expressed in inch units. An investigation was made into the factors determining stiffness of flanges and flange. About us we believe everything in the internet must be free. Download download iso flanges and fittings pdf book pdf free download link or read online here in pdf. Pdf guidelines for pressure boundary bolted flange joint. Industry and energy class material reliability certificate. Carbon steel flange ulma metalfar kofco melesi of flanges.
Flanges and fittings in order to address the vacuum industries requirements, alcatel offers a large range of accessories based on the 3 most popular standards used in vacuum technology. Standard marking system for valves, fittings, flanges, and. The top countries of suppliers are india, china, and south korea, from which the percentage of kofco. Their static strength is equal to slip on flanges, but their fatigue strength 50% greater than doublewelded slip on flanges. They share the same underlying principle as the qf kf or nw flange series in that two smoothfaced sexless flanges clamp together with a sealing device between them. A vacuum flange is a flange at the end of a tube used to connect vacuum chambers, tubing and vacuum pumps to each other. The engineer or designer must choose among several flange options. Api 6a specification for wellhead and christmas tree equipment. Orifice flanges for metal pipes including orifice flange. Thanks to the ability in forging and working materials, in 1961 the production and sales of flanges was added to the first activity of forged agricultural tools.
Provided that the required thickness shall be free from its influence. These types of flanges are used with another type of flange to isolate the piping system or to terminate the piping as an end. Stainless steel flanges market analysis and precise. The flange faces are also made to standardized dimensions and are typically flat. Vacuum flanges are used for scientific and industrial applications to allow various pieces of equipment to interact via physical connections and for vacuum maintenance, monitoring, and manipulation from outside a vacuums chamber. Kerkau orifice unions come complete with gaskets, nuts, bolts and jack screws and are made to b16. Main product information flanges estimate consultation. The flange faces are also made to standardized dimensions and are typically flat face, raised. Ansi flanges most forged steel flanges correspond to the requirements of the american standards association asmeansi standard b16. Outokumpu, viraj profiles limited, sandvik, metalfar, afglobal, bebitz, melesi, kofco, core pipe, galperti group, sbk, maass. Orifice flange unions are used in conjunction with orifice meters to measure the flow of liquids and gases using tapped or socket weld style meter connections located on the outside diameter of the flanges. Our flange department has been acknowledged for our technology and quality products from clients all over the world and in particular, weve acquired internationally certified quality guarantees from numerous associations of authority including shell international petroleum, exxon, uscg, lloyds register of shipping and aramco while we manufacture various kinds of flanges including carbon. We offer iso 160 blank flange, iso flange f07 and f14 at best price, check iso 7005 pn16 mounting flange dimensions, view iso cf kf lf flange price list. Pn 16 flanges din en 10921 dimensions of pn 16 flanges din.
Industry standard and awwa flanges weld neck, slipon, blind. Apr 25, 2019 download download iso flanges and fittings pdf book pdf free download link or read online here in pdf. Flange dimensions en10921 introduction british metric standard bs4504 is now obsolete and replaced by en10921 edition 092008 for steel flanges which also incorporates din standard. Socket weld flanges were initially developed for use on smallsize high pressure piping. Class 1503006001500 2500 din pn 6 welding necksliponblind flanges din pn 10 welding necksliponblind flanges din pn 16 welding necksliponblind flanges din pn 25 welding necksliponblind flanges din pn 40 welding necksliponblind flanges din pn 64 welding neck flanges din pn 100 welding neck flanges. Class 150 to class 900 the following section is in order by pressure class due to the overlapping dimensions of some standards. Click here to get free sample pdf copy of latest research on stainless steel flanges.
Experience in using the standard showed the need for hub dimensions of companion flanges and for other changes, including rerating of 250 lb and 50 lb flanges and development of flanged fittings with integral bases. Metalfar, afglobal, bebitz, melesi, kofco, core pipe, galperti group, sbk, maass flange corp, ipp group, arcus nederland bv, dacapo stainless. Federal slashes turnaround time for custom and standard flanges and other connection components. Stainless steel flanges market analysis and precise outlook. Topics flanges collection opensource language english. Astm a370 test methods and definitions for mechanical testing of steel products msssp25 standard marking system of valves, fittings, flanges, and unions msssp43 standard practice for light weight stainless steel buttwelding fittings astm a999. Manufacturer of metallic products pdo approved flanges, stainless alloy steel butt weld fittings, stainless steel flanges and carbon steel flange a105n. Tecnogroup is a general distributor for consumablesfpipes, fittings, flanges, valves, stud bolts and gaskets to oil fields and.
Long welding neck flanges catalogue hydraulic and offshore. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16. Pipe flanges and flanged fittings abangah sanaat baran. Experience in using the standard showed the need for hub dimensions of companion flanges and for other changes, including rerating of 250lb and 1,350lb flanges and development of flanged fittings with integral bases. Yes, we could offer the sample for free charge but do not pay the cost of freight. The companys product portfolio includes half shafts, axle, measuring equipment, forged products. Class 400 series a dimensions at nps 38 and larger also apply to class 400 series b flanges. Flange type typ as in en 10921 01 plate slipon flanges for welding hubbed threaded flanges 02 loose plate flanges with weldon plate collar 21 integral flanges. The top countries of suppliers are india, china, and south korea, from which the percentage of kofco supply is 53%, 30%, and 7% respectively. The connection with the pipe is done with 1 fillet weld, at the outside of the flange. Metallic products pdo approved flanges manufacturer from mumbai. Since the iso nw40 flange is a leakfree joint integrity, it is, therefore considered.
The stainless steel flanges market was valued at 945. Din flanges summary chart rated pressure in bar 1 bar 14. Countries flags around the world in pdf download for free. Flags around the world with full colours in pdf download for free from easy pace learning. A flange is an external or internal ridge, or rim lip, for strength, as the flange of an iron beam. Welding neck flanges, available in all pressure ratings and sizes, are buttwelded to the end of the pipe, and are usually spec. Export oriented units dutyfree import of goods, including capital goods. Read online download iso flanges and fittings pdf book pdf free download link book now. It is slipped over the pipe and a stub end is welded onto the pipe.
Right now, the industry averages 1030 weeks for flange design and production. The companys product portfolio includes half shafts, axle, measuring equipment, forged products including cam shaft, con rod, crank shaft and connecting rod. Buffalo flange, houston quality forged steel flanges. Nov 14, 2017 get to know the design, components and functional principle of the isokf flange systems by pfeiffer vacuum. Thanks to the ability in forging and working materials, in 1961 the production and sales of flanges was added to. Kofco catalouge flange pipe fluid conveyance iso 9000 scribd. For 12 in and 58 in bolts, the bolt hole shall be 116 in larger than the bolt diameter.
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